Protect PDF
Encrypt your PDF with a password to restrict access.
Select a PDF file
or drag and drop a PDF file here
Encrypt your PDF with a password to restrict access.
Select a PDF file
or drag and drop a PDF file here
Drag and drop the PDF you want to lock, or click to browse.
Choose a strong password and, optionally, restrict printing, copying and editing.
The document is encrypted with AES-256, the standard used for sensitive business documents.
Download the protected PDF. Anyone opening it will need the password.
PDFs are encrypted with AES-256, the same standard used for banking and government documents.
Yes. Besides the open password, you can restrict printing, copying and editing permissions.
There is no backdoor — keep the password safe. If you own the document and know the password, you can remove it with the Unlock tool.
Remove password protection from a PDF you own. Enter the password once and download an unlocked copy — free and instant.
OpenStamp a text or image watermark across every page of your PDF. Free online watermarking with control over position, size and opacity.
OpenSign PDF documents online for free. Draw your signature, place it anywhere on the page, and download the signed PDF — no printing or scanning.
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